Diageo, the maker of Guinness beer and Smirnoff vodka, announced Monday a new chief executive as it seeks to improve performance hit partly by US President Donald Trump's tariffs.

Dave Lewis, presently chairman of consumer healthcare firm Haleon, will become CEO in January, replacing Debra Crew after her resignation in July.

"The market faces some headwinds but there are also significant opportunities," Lewis, 60, said in a Diageo statement.

"I look forward to working with the team to face these challenges and realise some of the opportunities in a way which creates shareholder value," added the former CEO of British supermarket giant Tesco.

Shares in Diageo, which makes also Johnnie Walker whisky, Baileys liqueur and Don Julio tequila, surged seven percent in early deals to lead Londo

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